* {
    padding: 0;
    margin: 0;
}

.box {
    width: 1200px;
    height: 550px;
    margin: 10px auto;
    border: 2px solid red;
    position: relative;
    overflow: hidden;
}

.box .leftbox {
    margin: 10px 5px 10px 10px;
    width: 879px;
    height: 450px;
    float: left;
    border: 2px solid red;
    position: relative;
    left: 0px;
    top: 0px;
}

.box .leftbox h1 {
    position: absolute;
    top: 237px;
    left: 300px;
    font-size: 50px;
}

.box .rightbox {
    margin: 10px 10px 10px 5px;
    width: 280px;
    height: 450px;
    float: left;
}

.box .leftbox ul {
    list-style: none;
    position: relative;
    overflow: hidden;
}

.box .leftbox ul li {
    width: 97.65px;
    float: left;
    height: 20px;
}

.box .leftbox #bubble1 {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    position: absolute;
    box-shadow: 5px 5px 5px;
    left: 130px;
    bottom: 30px;
}

.box .leftbox #bubble2 {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    position: absolute;
    box-shadow: 5px 5px 5px;
    left: 200px;
    bottom: 30px;
}

.box .leftbox #board {
    width: 200px;
    height: 30px;
    border-radius: 10px;
    position: absolute;
    left: 100px;
    bottom: 0px;
}

#start {
    position: absolute;
    left: 300px;
    bottom: 20px;
    width: 100px;
    height: 50px;
    line-height: 50px;
    color: white;
    font-weight: 500;
    font-size: 14px;
    text-align: center;
    background-color: #000;
}

#end {
    position: absolute;
    left: 500px;
    bottom: 20px;
    width: 100px;
    height: 50px;
    line-height: 50px;
    color: white;
    font-weight: 500;
    font-size: 14px;
    text-align: center;
    background-color: #000;
}

.box .rightbox span {
    display: block;
    height: 50px;
    line-height: 50px;
    width: 279px;
    text-indent: 10px;
    background-color: #000;
    border-bottom: 1px dashed #ccc;
    color: white;
    font-weight: 900;
    font-size: 14px;
}